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C get5d.f
C
C
SUBROUTINE GET5D
C Read a McIDAS GR3Dnnnn file to obtain the COMMON/JTIME info
C including grid size, parameters, time steps, etc.
C
include "vis5d.h"
PARAMETER (IHSIZE=64)
CHARACTER*8 FILNAM
CHARACTER*4 CLIT
INTEGER ITABLE(64),IHEAD(64)
COMMON/JTIME/NTIMES,NPARMS,MR,MC,ML,
* XLATN,XLONW,XHGTT,XLATIN,XLONIN,XHGTIN,
* JDAY(NTIME),JTIME(NTIME),JPARM(NPARM)
COMMON/NGRID/IGRIDF,NGRIDF,NGRID(NFILE)
C
C INITIALIZE GRID POINTERS
IF (NGRIDF .GT. NFILE) GO TO 94
KGRIDF = IGRIDF
LGRIDF = IGRIDF+NGRIDF-1
IGRID=1
ITIME=1
IPARM=1
C
C READ FIRST GRID DIRECTORY (ACCESS CODE COPIED FROM IGPT3D)
IF (IGOP3D(KGRIDF,FILNAM) .NE. 0) GOTO 99
I=LWI(FILNAM,0,64,IHEAD)
NGRIDS=IHEAD(12)
C
IF(LWI(FILNAM,IGRID*IHSIZE,IHSIZE,ITABLE) .NE. 0) GO TO 99
ISIZE=ITABLE(1)
IF(ISIZE .LT. 1 .OR. ISIZE .GT. 20000000) GOTO 98
C GET GRID DESCRIPTION TO MATCH TO DATA SET
MR=ITABLE(2)
MC=ITABLE(3)
ML=ITABLE(4)
IF(MR .LT. 1) GOTO 98
C
ITYPE=ITABLE(22)
IF(ITYPE .NE. 1 .AND. ITYPE .NE. 4) GO TO 98
XLATN=ITABLE(23)/10000.0
XLONW=ITABLE(24)/10000.0
XLATIN=ITABLE(25)/10000.0
ILONIN=26
IF(ITYPE .EQ. 1) ILONIN=25
XLONIN=ITABLE(ILONIN)/10000.0
IHTYPE=ITABLE(31)
IF(IHTYPE .NE. 1) GO TO 98
XHGTT=ITABLE(32)/1000.0
XHGTIN=ITABLE(33)/1000.0
C
XLATS=XLATN-(MR-1)*XLATIN
XLONE=XLONW-(MC-1)*XLONIN
XHGTB=XHGTT-(ML-1)*XHGTIN
C
C RECORD TIME AND PARAM OF FIRST GRID
IDAYL=IDAYS(ITABLE(6))
ITIMEL=ISECS(ITABLE(7))
JDAY(ITIME)=IDAYL
JTIME(ITIME)=ITIMEL
JPARM(IPARM)=ITABLE(9)
C
C GET GRIDS IN FIRST TIME SET
10 IGRID=IGRID+1
IF(IGRID .LE. NGRIDS) GO TO 30
20 KGRIDF = KGRIDF+1
II = KGRIDF-IGRIDF
NGRID(II) = IGRID-1
IF (KGRIDF .GT. LGRIDF) GO TO 70
IF (IGOP3D(KGRIDF,FILNAM) .NE. 0) GOTO 99
I = LWI(FILNAM,0,64,IHEAD)
NGRIDS = IHEAD(12)
IGRID = 1
30 IF (LWI(FILNAM,IGRID*IHSIZE,IHSIZE,IHEAD) .NE. 0) GO TO 20
IF (IHEAD(1) .LT. 0) GO TO 20
C
IF (IDAYL .NE. IDAYS(IHEAD(6)) .OR.
* ITIMEL .NE. ISECS(IHEAD(7)) ) GO TO 100
C
C MR, MC & ML MATCH?
DO 40 J=2,4
40 IF(IHEAD(J) .NE. ITABLE(J)) GO TO 97
C
C XLAT & XLON MATCH?
DO 50 J=22,ILONIN
50 IF(IHEAD(J) .NE. ITABLE(J)) GO TO 97
C
C XHGT MATCH?
DO 60 J=31,33
60 IF(IHEAD(J) .NE. ITABLE(J)) GO TO 97
C
IPARM=IPARM+1
IF(IPARM .GT. NPARM) GO TO 93
JPARM(IPARM)=IHEAD(9)
GO TO 10
70 NPARMS=IPARM
NTIMES=1
RETURN
C
C NOW GET SUCCEEDING TIME SETS
100 NPARMS=IPARM
CALL SCOUT('IDAYL',IDAYL,ITIMEL,IDAYS(IHEAD(6)),
* ISECS(IHEAD(7)),0,0)
CALL LDEST('NPARMS = ',NPARMS)
DO 80 I=1,NPARMS
80 CALL LDEST(CLIT(JPARM(I)),I)
IGRID=IGRID-1
110 ITIME=ITIME+1
IF(ITIME .GT. NTIME) GO TO 92
DO 200 IP=1,NPARMS
IGRID=IGRID+1
IF(IGRID .LE. NGRIDS) GO TO 130
120 KGRIDF=KGRIDF+1
II=KGRIDF-IGRIDF
NGRID(II)=IGRID-1
IF(KGRIDF .GT. LGRIDF) GO TO 210
IF (IGOP3D(KGRIDF,FILNAM) .NE. 0) GOTO 99
I=LWI(FILNAM,0,64,IHEAD)
NGRIDS=IHEAD(12)
IGRID=1
130 IF(LWI(FILNAM,IGRID*IHSIZE,IHSIZE,IHEAD) .NE. 0) GO TO 120
IF(IHEAD(1) .LE. 0) GO TO 120
C
C RECORD AND CHECK TIME
IF(IP .GT. 1) GO TO 140
JDAY(ITIME)=IDAYS(IHEAD(6))
JTIME(ITIME)=ISECS(IHEAD(7))
IF( JDAY(ITIME) .LT. JDAY(ITIME-1) .OR.
* (JDAY(ITIME) .EQ. JDAY(ITIME-1) .AND.
* JTIME(ITIME) .LE. JTIME(ITIME-1) ) ) GO TO 96
GO TO 150
140 IF(JDAY(ITIME) .NE. IDAYS(IHEAD(6)) .OR.
* JTIME(ITIME) .NE. ISECS(IHEAD(7)) ) GO TO 100
C PARAMETER MATCH?
150 IF(JPARM(IP) .NE. IHEAD(9)) GO TO 95
C
C MR, MC & ML MATCH?
DO 160 J=2,4
160 IF(IHEAD(J) .NE. ITABLE(J)) GO TO 97
C XLAT & XLON MATCH?
DO 170 J=22,ILONIN
170 IF(IHEAD(J) .NE. ITABLE(J)) GO TO 97
C XHGT MATCH?
DO 180 J=31,33
180 IF(IHEAD(J) .NE. ITABLE(J)) GO TO 97
200 NTIMES=ITIME
GO TO 110
210 CONTINUE
CALL DOUBT('JDAY',NTIMES,JDAY)
CALL DOUBT('JTIME',NTIMES,JTIME)
CALL DOUBT('NGRID',NFILE,NGRID)
RETURN
C
92 CALL EDEST('TOO MANY TIME STEPS ',0)
CALL EXIT(0)
93 CALL EDEST('TOO MANY PARAMETERS ',0)
CALL EXIT(0)
94 CALL EDEST('TOO MANY GRID FILES ',0)
CALL EXIT(0)
95 CALL EDEST('PARAMETERS DO NOT MATCH ',0)
CALL SDEST(CLIT(JPARM(IP))//' '//CLIT(ITABLE(9)),IP)
CALL SDEST('ITIME',ITIME)
CALL EXIT(0)
96 CALL EDEST('GRID TIMES OUT OF ORDER ',0)
CALL SCOUT('ITIME',ITIME,JDAY(ITIME),JTIME(ITIME),
* JDAY(ITIME-1),JTIME(ITIME-1),IP)
CALL EXIT(0)
97 CALL EDEST('GRIDS DO NOT MATCH ',0)
CALL SCOUT('JGRIDF',JGRIDF,IGRID,NSETS,ISETD,ISET,I)
CALL SCOUT('MR',MR,MC,ML,JGRID,KGRID,IRES)
CALL SCOUT('KDAYL',KDAY,JDAYL,KTIMEL,JTIMEL,IGRIDF,0)
CALL DOUBT('IHEAD',64,IHEAD)
CALL DOUBT('ITABLE',64,ITABLE)
CALL EXIT(0)
98 CALL EDEST('BAD GRID SIZE OR TYPE ',0)
CALL SCOUT('ISIZE',ISIZE,MR,ITYPE,IHTYPE,MC,ML)
CALL EXIT(0)
99 CALL EDEST('BAD GRID FILE READ ',0)
CALL EXIT(0)
RETURN
END
C
C
C
C
C
SUBROUTINE GETGRD(IT,IP,NPARMI,GRID,MRMCML)
C Get a single 3-D grid from a grid file. The grid file is
C specified by the info in the COMMON/NGRID block.
C Input: IT - the time step of the 3-D grid.
C IP - the parameter number of the 3-D grid.
C NPARMI - the number of parameters in the grid file.
C GRID - array to put the 3-D grid into.
C MRMCML - size of the GRID array.
C Output: GRID - this array will be loaded with the 3-D grid data.
C
include "vis5d.h"
C
REAL*4 GRID(*)
C
COMMON/JTIME/NTIMES,NPARMS,MR,MC,ML,
* XLATN,XLONW,XHGTT,XLATIN,XLONIN,XHGTIN,
* JDAY(NTIME),JTIME(NTIME),JPARM(NPARM)
C
COMMON/NGRID/IGRIDF,NGRIDF,NGRID(NFILE)
C
INTEGER ITAB(64)
C
JGRID = NPARMI*(IT-1)+IP
DO 30 IFILE=1,NGRIDF
IF (JGRID .GT. NGRID(IFILE)) GO TO 30
JGRIDF = IGRIDF+IFILE-1
ISTAT = IGGT3D(JGRIDF,JGRID,MRMCML,GRID,KR,KC,KL,ITAB)
IF (ISTAT .NE. 0) GOTO 99
CALL SCOUT('GETGRD',IT,IP,JGRIDF,JGRID,MRMCML,IFILE)
RETURN
30 JGRID = JGRID-NGRID(IFILE)
CALL SDEST('GETGRD BOMB ',0)
CALL SCOUT('SHARDS',IT,IP,JGRIDF,JGRID,NPARMI,IFILE)
CALL EXIT(0)
99 CALL SDEST('IGGT3D FAILURE',0)
CALL EXIT(0)
END
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